CN216965925U - Bending device for processing two bent air inlet and outlet pipes - Google Patents
Bending device for processing two bent air inlet and outlet pipes Download PDFInfo
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- CN216965925U CN216965925U CN202123250922.2U CN202123250922U CN216965925U CN 216965925 U CN216965925 U CN 216965925U CN 202123250922 U CN202123250922 U CN 202123250922U CN 216965925 U CN216965925 U CN 216965925U
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- bottom plate
- long bolt
- gusset
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Abstract
A bending device for processing two bent air inlet and outlet pipes comprises a positioning mechanism and a bending mechanism, wherein the positioning mechanism is fixed on one side of a bottom plate, and the bending mechanism is arranged on the other side opposite to a positioning pressing plate; bending mechanism is including removing gyro wheel and gusset, it includes gyro wheel I and gyro wheel II to remove the gyro wheel, gyro wheel I rotates through the long bolt and connects in the shaft hole I of bottom plate, and rotate with the gusset on upper portion and be connected, and gyro wheel II rotates through short bolt gusset and connects, make the gusset drive gyro wheel II can rotate around gyro wheel I and long bolt, or gyro wheel I rotates through short bolt and gusset to be connected, and gyro wheel II then rotates through long bolt and bottom plate to be connected, and rotate through long bolt and gusset and be connected, make the gusset drive gyro wheel I rotate around gyro wheel II and long bolt. The device overcomes the problems that the pipe is small and not easy to clamp, becomes flat when being bent, and the angle is not easy to control, and improves the efficiency and the qualified rate.
Description
Technical Field
The utility model relates to a bench work device, in particular to a bending device for air inlet and outlet pipe parts with two bends.
Background
In production practice, as the process requirements of the air inlet pipe with two bends are strict, bending processing is difficult, the traditional bending processing mostly adopts bare-handed bending, the problems of low efficiency and low speed exist, and more importantly, the pipe has two bends, the diameter is small, the angle is not well controlled, the pipe is not well clamped when bent by the bare hand, the pipe is easy to flatten and the qualification rate is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an air inlet and outlet pipe bending device for processing two bent air inlet and outlet pipes, which overcomes the defects in the prior art.
The technical scheme adopted by the utility model is as follows: a bending device for processing two bent air inlet and outlet pipes comprises a bottom plate, wherein the bottom of the bottom plate is connected with a clamping block, the upper part of the bottom plate is provided with a positioning mechanism and a bending mechanism, the positioning mechanism for positioning the air pipes is fixed on one side of the bottom plate through a pin bolt and a screw, and the bending mechanism for bending the air pipes is positioned on the other side opposite to a positioning pressing plate;
the bending mechanism comprises a moving roller and a stress application plate, the moving roller comprises a roller I and a roller II, a shaft hole which is rotationally connected with the moving roller is formed in the bottom plate and comprises a shaft hole I and a shaft hole II, the distance between the shaft hole I and the shaft hole II corresponds to the distance between the arc centers of two bending sections of the air inlet and outlet pipe to be processed, a pin hole which is rotationally connected with the moving roller is formed in the stress application plate and comprises a pin hole I and a pin hole II, and the distance between the pin hole I and the pin hole II corresponds to the sum of the radiuses of the roller I and the roller II;
remove the gyro wheel and rotate through long bolt or short bolt and connect between gusset and bottom plate: the roller I is rotatably connected in the shaft hole I of the bottom plate through a long bolt and is rotatably connected with the pin hole I of the stress plate through the upper part of the long bolt, and the roller II is rotatably connected in the pin hole II of the stress plate through a short bolt, so that the stress plate drives the roller II to rotate around the roller I and the long bolt; the roller I is rotationally connected into a pin hole I of the stress application plate through a short bolt, and the roller II is rotationally connected into a shaft hole II of the bottom plate through a long bolt and is rotationally connected with a pin hole II of the stress application plate through the upper part of the long bolt, so that the stress application plate can drive the roller I to rotate around the roller II and the long bolt;
the outer circumferences of the roller I and the roller II are provided with concave circular grooves corresponding to the outer diameter of the air inlet pipe to be processed, the roller I and the roller II are installed in a tangent mode, namely the concave circular grooves in the outer circumference of the roller I are opposite to the concave circular grooves in the outer circumference of the roller II, and therefore a circular sleeve with the diameter corresponding to the outer diameter of the air inlet pipe to be processed is formed.
The further technical scheme is as follows: the handle is convenient to rotate and is arranged on the stress application plate, and the handle is arranged on two sides of the upper part of the stress application plate through threads.
Further: install in the pinhole of gusset and be convenient for with long bolt or short bolt normal running fit's position sleeve, install in the shaft hole of bottom plate and be convenient for with long bolt normal running fit's position sleeve.
Further: the positioning mechanism comprises a clamping plate and a positioning plate, the positioning plate is fixedly connected to the bottom plate through a screw, the clamping plate is connected with the positioning plate through a pin and a screw, and the clamping plate and the positioning plate are respectively provided with a concave circular groove which is opposite to each other so as to form a circular sleeve with the diameter corresponding to the outer diameter of the air inlet pipe to be processed.
Due to the adoption of the technical scheme, the bending device for processing the two bent air inlet and outlet pipes has the following beneficial effects:
1. the device has compact structure and convenient operation and use; positioning sleeves convenient to be in rotary fit with a long bolt or a short bolt are arranged in the pin hole I31 and the pin hole II 32 of the stress application plate, and positioning sleeves convenient to be in rotary fit with the long bolt are arranged in the shaft hole I21 and the shaft hole II 22 of the bottom plate, so that the rotary positions of the roller I and the roller II are stable, and the bending precision is ensured;
2. the outer circumferences of a roller I and a roller II of the device are provided with concave circular grooves corresponding to the outer diameter of an air inlet and outlet pipe to be processed, and a roller I5 is opposite to the concave circular grooves of the roller II 6 so as to form a circular sleeve with the diameter corresponding to the outer diameter of the air inlet and outlet pipe to be processed, so that the problems that the air inlet and outlet pipe is small and difficult to clamp, is easy to flatten during bending and is difficult to control the angle can be solved, the bending quality is good, and the qualification rate is high;
3. the device is used for processing the two bent air inlet and outlet pipes, so that the working efficiency can be improved, the labor force is saved, and the processing cost is reduced.
The technical features of a bending apparatus for processing two curved inlet and outlet pipes according to the present invention will be further described with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view (plan) of the bottom plate structure;
fig. 2 to fig. 3 are schematic structural views of the gusset:
FIG. 2 is a front view, and FIG. 3 is a top view of FIG. 2;
fig. 4-5 are schematic diagrams of the roller, the bottom plate and the stress application connection of the device (a first connection mode):
FIG. 4 is a front view, and FIG. 5 is a cross-sectional view A-A of FIG. 4;
fig. 6-7 are schematic diagrams of the roller, the bottom plate and the stress application connection of the device (second connection mode):
FIG. 6 is a front view, and FIG. 7 is a cross-sectional view B-B of FIG. 6;
FIG. 8 is a schematic view showing a first bending state of the air inlet/outlet pipe by bending the apparatus;
FIG. 9 is a schematic view showing a second bending state of the air inlet/outlet pipe by bending the apparatus;
fig. 10 to 11 are schematic structural views of the positioning mechanism:
FIG. 10 is a cross-sectional view taken along line C-C of FIG. 11, and FIG. 11 is a front view;
in the figure: 1-clamping block, 2-bottom plate, 21-axle hole I, 22-axle hole II, 3-gusset plate, 31-pinhole I, 32-pinhole II, 4-long bolt, 5-gyro wheel I, 6-gyro wheel II, 7-short bolt, 8-handle, 9-locating plate, 10-clamping plate, 11-business turn over trachea.
Detailed Description
A bending device for processing two bent air inlet and outlet pipes comprises a bottom plate 2, wherein the bottom of the bottom plate 2 is connected with a clamping block 1, a positioning mechanism and a bending mechanism are arranged on the upper portion of the bottom plate, the positioning mechanism for positioning the air pipes is fixed on one side of the bottom plate through a pin bolt and a screw, and the bending mechanism for bending the air pipes is located on the other side opposite to a positioning pressing plate;
the bending mechanism comprises a moving roller and a stress application plate 3, the moving roller comprises a roller I5 and a roller II 6, a shaft hole rotationally connected with the moving roller is formed in the bottom plate 2 and comprises a shaft hole I21 and a shaft hole II 22, the distance between the shaft hole I and the shaft hole II corresponds to the distance between the arc centers of two bending sections (namely the circle centers of arcs of the bending sections) of the air inlet and outlet pipe to be processed, a pin hole rotationally connected with the moving roller is formed in the stress application plate 3 and comprises a pin hole I31 and a pin hole II 32, and the distance between the pin hole I and the pin hole II corresponds to the sum of the radiuses of the roller I5 and the roller II 6;
the movable roller is rotatably connected between the stress application plate and the bottom plate through a long bolt or a short bolt, and the movable roller is connected with the bottom plate and the stress application plate in the following two modes:
the first connection mode is as follows: the roller I5 is rotatably connected into a shaft hole I21 of the bottom plate 2 through a long bolt 4 and is rotatably connected with a pin hole I31 of the stress plate 3 through the upper part of the long bolt 4, and the roller II 6 is rotatably connected into a pin hole II 32 of the stress plate 3 through a short bolt 7, so that the stress plate drives the roller II 6 to rotate around the roller I5 and the long bolt 4 (see figures 4-5);
the second connection mode is as follows: the roller I5 is rotatably connected into a pin hole I31 of the stress application plate 3 through a short bolt 7, the roller II 6 is rotatably connected into a shaft hole II 22 of the bottom plate 2 through a long bolt 4 and is rotatably connected with a pin hole II 32 of the stress application plate 3 through the upper part of the long bolt 4, so that the stress application plate 3 can drive the roller I5 to rotate around the roller II 6 and the long bolt 4 (figures 6-7);
the outer circumferences of the roller I5 and the roller II 6 are provided with concave circular grooves corresponding to the outer diameters of the air inlet and outlet pipes to be processed, the roller I5 and the roller II 6 are installed in a tangent mode, namely the concave circular grooves in the outer circumference of the roller I5 are opposite to the concave circular grooves in the outer circumference of the roller II 6 to form a circular sleeve with the diameter corresponding to the outer diameter of the air inlet and outlet pipe to be processed, and the air inlet and outlet pipe to be processed is wrapped in the circular sleeve formed by the roller I5 and the roller II 6 to be bent and formed in a swinging mode during processing.
The handle 8 convenient for rotating the gusset plate is arranged on the gusset plate, and the handle is arranged on two sides of the upper part of the gusset plate 3 through threads.
Install in I31 of pinhole and II 32 of pinhole of gusset and be convenient for with long bolt or short bolt normal running fit's position sleeve, install in I21 of shaft hole of bottom plate and II 22 in the shaft hole and be convenient for with long bolt normal running fit's position sleeve.
The positioning mechanism comprises a clamping plate 10 and a positioning plate 9, the positioning plate is fixed on the bottom plate through screw connection, the clamping plate is connected with the positioning plate through a pin and a screw, the clamping plate and the positioning plate are respectively provided with a concave circular groove which is opposite to each other so as to form a circular sleeve with the diameter corresponding to the outer diameter of the air inlet pipe to be processed, and the screw is screwed down when the clamping mechanism is clamped.
The processing method comprises the following steps: clamping the clamping block by a vice, clamping one end of the air inlet and outlet pipe to be processed in a round sleeve of the clamping plate opposite to the positioning plate, and then clamping and fixing the clamping plate and the positioning plate (by a pin and a screw) to tightly press and position one end of the air inlet and outlet pipe to be processed;
when the first bend is bent, a first mode is adopted to connect the movable roller with the bottom plate and the stress application plate (a long bolt penetrates through the roller I to enable the upper section of the long bolt to be rotatably connected with a pin hole I31 of the stress application plate, the lower section of the long bolt is rotatably connected with a shaft hole I21 of the bottom plate, a short bolt penetrates through the roller II to be rotatably connected with a pin hole II of the stress application plate), the other end of the gas inlet and outlet pipe to be processed is clamped in a concave circular groove of the roller I5 and the roller II 6, a handle on the stress application plate is moved to enable the stress application plate to drive the roller II 6 to slowly rotate around the roller I5 and the long bolt 4 until the gas inlet and outlet pipe to be processed is bent to a required radian;
when the second bend is bent, the movable roller and the stress application plate are detached, the second mode is adopted to move the roller, the bottom plate and the stress application plate are connected (a long bolt penetrates through the roller II to enable the upper section of the long bolt to be rotatably connected with the pin hole II 32 of the stress application plate, the lower section of the long bolt is rotatably connected with the shaft hole II 22 of the bottom plate, a short bolt penetrates through the roller I to be rotatably connected with the pin hole I of the stress application plate), the front end of the air inlet and outlet pipe is clamped in the concave circular grooves of the roller I5 and the roller II 6, the handle on the stress application plate is moved to enable the stress application plate to drive the roller I5 to slowly rotate around the roller II 6 and the long bolt 4 until the air inlet and outlet pipe to be processed is bent to the required radian.
Claims (4)
1. The utility model provides a two crooked business turn over pipe's bending apparatus of processing, includes bottom plate (2), its characterized in that: the bottom of the bottom plate is connected with a clamping block (1), the upper part of the bottom plate is provided with a positioning mechanism and a bending mechanism, the positioning mechanism for positioning the air pipe is fixed on one side of the bottom plate through a pin bolt and a screw, and the bending mechanism for bending the air pipe is positioned on the other side opposite to the positioning pressing plate;
the bending mechanism comprises a moving roller and a stress application plate (3), the moving roller comprises a roller I (5) and a roller II (6), a shaft hole which is rotatably connected with the moving roller is formed in the bottom plate and comprises a shaft hole I (21) and a shaft hole II (22), the distance between the shaft hole I and the shaft hole II corresponds to the distance between the arc centers of two bending sections of the air inlet and outlet pipe to be processed, a pin hole which is rotatably connected with the moving roller is formed in the stress application plate and comprises a pin hole I (31) and a pin hole II (32), and the distance between the pin hole I and the pin hole II corresponds to the sum of the radiuses of the roller I (5) and the roller II (6);
the movable roller is rotatably connected between the gusset (3) and the bottom plate (2) through a long bolt (4) or a short bolt (7): the roller I (5) is rotatably connected into a shaft hole I (21) of the bottom plate through a long bolt (4) and is rotatably connected with a pin hole I (31) of the stress plate through the upper part of the long bolt, and the roller II (6) is rotatably connected into a pin hole II (32) of the stress plate through a short bolt (7), so that the stress plate drives the roller II (6) to rotate around the roller I (5) and the long bolt (4); the roller I (5) is rotationally connected into a pin hole I (31) of the stress application plate through a short bolt (7), the roller II (6) is rotationally connected into a shaft hole II (22) of the bottom plate through a long bolt (4) and is rotationally connected with a pin hole II (32) of the stress application plate through the upper part of the long bolt, so that the stress application plate can drive the roller I (5) to rotate around the roller II (6) and the long bolt (4);
the outer circumferences of the roller I (5) and the roller II (6) are provided with concave circular grooves corresponding to the outer diameter of the air inlet and outlet pipe to be processed, the roller I (5) and the roller II (6) are installed in a tangent mode, namely the concave circular grooves in the outer circumference of the roller I are opposite to the concave circular grooves in the outer circumference of the roller II to form a circular sleeve with the diameter corresponding to the outer diameter of the air inlet and outlet pipe to be processed.
2. A bending apparatus for forming two curved inlet and outlet pipes according to claim 1, wherein: install handle (8) convenient to rotate the gusset on gusset (3), the both sides on gusset upper portion are installed through the screw thread to the handle.
3. A bending device for machining two curved inlet and outlet pipes according to claim 2, wherein: install in the pinhole of gusset (3) and be convenient for with long bolt or short bolt normal running fit's position sleeve, install in the shaft hole of bottom plate and be convenient for with long bolt normal running fit's position sleeve.
4. A bending device for machining two curved inlet and outlet pipes according to claim 3, wherein: the positioning mechanism comprises a clamping plate (10) and a positioning plate (9), the positioning plate is fixedly connected to the bottom plate through screws, the clamping plate is connected with the positioning plate through pins and screws, and the clamping plate and the positioning plate are respectively provided with a concave circular groove which is opposite to each other so as to form a circular sleeve with the diameter corresponding to the outer diameter of the air inlet pipe to be processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123250922.2U CN216965925U (en) | 2021-12-22 | 2021-12-22 | Bending device for processing two bent air inlet and outlet pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123250922.2U CN216965925U (en) | 2021-12-22 | 2021-12-22 | Bending device for processing two bent air inlet and outlet pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216965925U true CN216965925U (en) | 2022-07-15 |
Family
ID=82347938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123250922.2U Active CN216965925U (en) | 2021-12-22 | 2021-12-22 | Bending device for processing two bent air inlet and outlet pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216965925U (en) |
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2021
- 2021-12-22 CN CN202123250922.2U patent/CN216965925U/en active Active
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